package com.heima.behavior.service.impl;

import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApReadBehaviorService;
import com.heima.behavior.service.ApUnlikeBehaviorService;
import com.heima.common.exception.CustException;
import com.heima.model.behavior.dtos.UnLikesBehaviorDTO;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApUnlikesBehavior;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.common.threadlocal.AppThreadLocalUtils;
import com.heima.model.user.pojos.ApUser;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import java.util.Date;

@Service
@Slf4j
public class ApUnlikeBehaviorServiceImpl implements ApUnlikeBehaviorService {
    @Autowired
    MongoTemplate mongoTemplate;
    @Autowired
    ApBehaviorEntryService apBehaviorEntryService;
    @Override
    public ResponseResult unlikeBehavior(UnLikesBehaviorDTO dto) {
       // 1. 校验参数 文章id不能为空  需要登录 不喜欢类型取值为 0 或 1
        ApUser user = AppThreadLocalUtils.getUser();
        if (user==null) {
            CustException.cust(AppHttpCodeEnum.NEED_LOGIN);
        }
        // 2. 查询行为实体数据
        ApBehaviorEntry apBehaviorEntry = apBehaviorEntryService.findByUserIdOrEquipmentId(user.getId(), dto.getEquipmentId());
        if (apBehaviorEntry==null) {
            CustException.cust(AppHttpCodeEnum.DATA_NOT_EXIST,"查询行为实体数据失败");
        }
        // 3. 如果是 不喜欢操作 查询不喜欢行为是否存在
        Query query = Query.query(Criteria.where("entryId").is(apBehaviorEntry.getId()).and("articleId").is(dto.getEquipmentId()));
        ApUnlikesBehavior apUnlikesBehavior = mongoTemplate.findOne(query, ApUnlikesBehavior.class);
        if (apUnlikesBehavior!=null&&dto.getType().intValue()==0) {
            CustException.cust(AppHttpCodeEnum.DATA_EXIST,"已经设置为不喜欢");
        }
        // 4. 如果不存在   添加不喜欢行为
        if (dto.getType().intValue()==0) {
             apUnlikesBehavior= new ApUnlikesBehavior();
             apUnlikesBehavior.setEntryId(apBehaviorEntry.getId());
             apUnlikesBehavior.setArticleId(dto.getArticleId());
             apUnlikesBehavior.setCreatedTime(new Date());
             apUnlikesBehavior.setType((short)0);
             mongoTemplate.save(apUnlikesBehavior);
        }else {
            //5. 如果是 取消不喜欢操作  删除对应的不喜欢数据
            mongoTemplate.remove(query,ApUnlikesBehavior.class);
        }
        return ResponseResult.okResult();
    }
}
